When an email is received with a link in it, OWA appends extra information to the front of the link.
In particular this is happening when students receive a Verify Email from setting up and Apple ID on their iPad.
i.e: the address for verification is changed to:
https://bluprd0611.outlook.com/owa/redir.aspx?C=qeeI8DpjDEK2SmB6QjBpMgoZcsNneNAI87-SsqOlnWu7eTYMs3ldIB-QjlXWfwLYSC7A9SoxtAw.&URL=https%3a%2f%2fid.apple.com%2fcgi-bin%2fverify.cgi%3flanguage%3dUS-EN%26key%3dMGZiYTYyMjdhMDk2MjZlMTMzYjFmZGZlNWMwNTM4ODM1YThmN2ZlM2Q4ZWMyYTNlYjYxYjMxMzQ4ZWI2NTI5OWYzNGViYzMzY2NjNmUxZTQyYjhjYWI3MDFkNTRlZDAxNWM1YzYwNzE0Yjg0ZmNkMmZlNTA2MDMzM2NiZTYxMDAxMDZiODRmYzRmM2Y3N2MyYTYzY2E4ZWY4YzZiYmNlYWE3NWJiYjc3MWE4OWRlMjYwNDBlZDc4MjhlMmZiZWU2
This produces the following error when clicked on:
Your request couldn't be completed.
This may have occurred for security reasons or because your session timed out.
I have hundreds of users who have this issue